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N0. 335,181. Patented Feb. 2, 1886.

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i UNITED STATES PATENT CEETCE.

CHARLES C. DOTEN, OF PLYMOUTH, MASSACHUSETTS.

SPECIFICATION forming part of Letters Patent No. 335,181, dated February2, 1886.

,Application filed August 27, 1885. Serial No. 175,459.

To all whom it may concern;

Be it known that I, CHARLES C. DoTEN, a citizen of the UnitedStates,residing at Plymouth, in the county of Plymouth and State ofMassachusetts, have invented certain new and useful Improvements inNails; andI do hereby declare that the following is afull, clear, andexact description of the invention, which will enable others skilled inthe art to which it appertains to make and use the same.

The object of my invention is a nail having a head of such form as toact as a clamp, and adapted to serve both as a nail and clamp,especially in places like the partitions of cases, such as printerscases or pigeon-holes, as they are commonly called, so as to rinly unitethe same at their angles.

I have shown in the drawings, in Figure l a plan o'a section of a casein which my nails are used, showing the heads a a of the sanne; in Fig.2 an elevation of one of my nails; and in Fig. 3 a plan view of the headof one of my nails before the same have been shaped and the pointsturned down.

The shank of the nail I design to be made of any suitable form. The headis to be made as shown in Fig. 3, having four points, bb,

(No model.)

thereon, and formed as shown in Fig. 2, with the points turned down, andwhenthe shank and head are made separately, either before or after thehead and shank are united, so as to be parallel with the shank of thenail.

I have described a nail having a head with four points, but instead ofthat the head may have two or more points, although ordinarily I intendto make use of four; also, the nail may be made entirely of one metal-asbrass or ironor the head may be made of one and the shank of anothermetal. a

In situations such as are shown in Fig. 1 each point b of my nailoccupying one of the four angles formed by the pieces to be united, itwill be seen that the head with the points constitutes a very effectiveclamp, so as to firmly bind the pieces together.

What I claim and desire to secure by Letters Patent is- A nail havingthe head provided with four points turned down parallel with the shank.

CHARLES C. DOTEN.

Witnessesz` ARTHUR LORD, CHAs. W. BARNES.

